Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
8000431Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
128166904631133.6old
11465712241969431650.02008-09-08 03:43:42
23132955314235407356012271.02024-02-24 16:21:43
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2018-07-05_p95holder_FDA6B94767F0C33D2127466753
Verified (Factored)2019-06-21timbitFDA6B94767F0C33D2402167653
Verified2024-03-01PerigFDA6B94767F0C33D3222088553
P-1 factors
DateFactorB1B2
2024-02-2423132955314235407356019210001681748250
History
DateUserTypeResult
2024-03-01cswigerCERT
PRP Certification
Proof certified good
2024-03-01PerigC-PRP
M8000431/12816690463/1146571224196943/2313295531423540735601 : FDA6B94767F0C33D
PRP proof power = 8
PRP: Verified
Proof certified good
2024-02-24Stef42F-PM1
Factor: 2313295531423540735601 / (P-1, B1=921000, B2=1681748250)
2022-12-14LordJuliusNF
no factor from 2^67 to 2^68
2022-12-14LordJuliusNF
no factor from 2^66 to 2^67
2022-12-14LordJuliusNF
no factor from 2^65 to 2^66
2022-12-14LordJuliusNF
no factor from 2^64 to 2^65
2019-06-21timbitC-PRP
M8000431/12816690463/1146571224196943 : FDA6B94767F0C33D
PRP: Verified (Factored)
PRP without proof (not generated)
2018-07-05_p95holder_C-PRP
M8000431/12816690463/1146571224196943 : FDA6B94767F0C33D
PRP: Verified (Factored)
PRP without proof (not generated)
2008-09-08Will EdgingtonF
Factor: 1146571224196943